|Quatris II - Citadel Software|
"QUATRIS II is very easy to operate and play. If you know TETRIS, QUATRIS II shouldn't be any problem at all for you. If not, don't worry, read this section of the document and you should be able to play in minutes. Before we go any further, I would like to inform you that QUATRIS II is not like any other games where you play just for the fun or the pleasure of it. QUATRIS II can actually exercise your brain in visualizing objects...
Keywords: DOS games; Vintage computer games; Puzzle games